A 5-Kg Blob of Putty Is Dropped from a Height

question 29

Multiple Choice

A 5-kg blob of putty is dropped from a height of 10.0 m above the ground onto a light vertical spring the top of which is 5 m above the ground.If the spring constant k = 200 N/m and the blob compresses the spring by 1.50 m,then find the amount of energy lost in sound and thermal energy.

• A)20.0 J
• B)169 J
• C)266 J
• D)438 J
• E)94.0 J

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Definitions:

Coefficient

A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.

Average Value

Represents the arithmetic mean of a set of values, obtained by dividing the sum of all values by the number of values.

Holding Constant

Maintaining certain variables unchanged while allowing others to vary, used in experiments and analyses to isolate effects.

Degrees of Freedom

The number of independent values or quantities that can vary in an analysis without breaking any constraints.